Also, if you've ever run an X11 application inside Mac OS X, you've used something similar: XQuartz.
XQuartz is for running X11 applications inside Quartz (Mac OS X's window server/compositor), XWayland is for running X11 applications inside a window server/compositor that uses the Wayland protocol.
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Also, if you've ever run an X11 application inside Mac OS X, you've used something similar: XQuartz.
XQuartz is for running X11 applications inside Quartz (Mac OS X's window server/compositor), XWayland is for running X11 applications inside a window server/compositor that uses the Wayland protocol.